Home
Class 12
MATHS
The matrix A has 3 rows and 27 columns. ...

The matrix A has 3 rows and 27 columns. How many elements are there in A?

A

7

B

64

C

12

D

81

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • SELF ASSESSMENT PAPER 06

    ICSE|Exercise Section .B. |10 Videos

  • SELF ASSESSMENT PAPER 06

    ICSE|Exercise Section .C. |11 Videos

  • SELF ASSESSMENT PAPER 05

    ICSE|Exercise SECTION .C.|12 Videos

  • SELF ASSESSMENT PAPER 1

    ICSE|Exercise Section -C|9 Videos

Similar Questions

Explore conceptually related problems

A matrix has 3 rows and 4 columns. How many elements are there in A?

How many elements are there in period 2?

How many elements has (A),\ if\ A=varphi?

How many elements has P(A), if A = phi ?

If each one of the two sets A and B has 3 elements, how many elements are there in AxxB? If three of the elements in AxxB be (2,3),(4,4) and (6,6), find the remaining elements.

Matrix X has r rows and c columns, and matrix Y has c rows and d columns, where r, c and d are different. Which of the follwing statements must be true? I. The product YX exists. II. The product of XY exists and has r rows and d columns. III. the product XY exists and has c rows and c columns.

The matrix A has x rows and (x+5) column. If the matrix B has y rows and (11-y) columns & both A Ba n dB A exist, then x=8 (b) x=3 y=6 (d) y=8

Matrix A ha s m rows and n+ 5 columns; matrix B has m rows and 11 - n columns. If both AB and BA exist, then (A) AB and BA are square matrix (B) AB and BA are of order 8 xx 8 and 3 xx 13 , respectively (C) AB=BA (D) None of these

A matrix X has a+b rows and a+2 columns while the matrix Y has b+1 rows and a+3 columns. Both matrices X Y and Y X exist. Find a and b . Can you say X Y and Y X are of the same type? Are they equal.

Matrix A has x rows and x+5 columns. Matrix B has y rows and 11-y columns. If both AB and BA exist, then the ordered pair (x, y) is